circumference;circle;periphery;圆周
fetch[make]acircuitofthecampus;绕校园一周
weekabout;everyotherweek;每隔一周
afour-week'swintervacation为期四周的寒假
kilocycle;千周
megacycle兆周
ZhouEnlai周恩来
helpsb.tideover;helpsb.out;reliev周急
thewholebody;周身
asisknowntoall众所周知
notwelladvised;donotthinkout[over];考虑不周
beveryattentivetoguests招待周至